Mo
Molybdenum
Element 42 · Transition metal · Period 5, Group 6
Solid · Discovered 1778
Atomic Properties
| Atomic Number | 42 |
| Atomic Mass | 95.95u |
| Electron Configuration | [Kr]5s1 4d5 |
| Electronegativity | 2.16Pauling |
| Atomic Radius | 209pm |
| Ionization Energy | 7.092eV |
| Electron Affinity | 0.746eV |
| Oxidation States | +6 |
Physical Properties
| Standard State | Solid |
| Melting Point | 2896K |
| Boiling Point | 4912K |
| Density | 10.2g/cm³ |
| Group Block | Transition metal |
| Year Discovered | 1778 |